When small firms use remote services, they face headaches they never had before

Ah, the simplicity of the cloud. For small businesses, it means not having to manage big IT setups in their office, turning instead to remote services that let them do everything from storing data to running software online.

Well, maybe not as simple as many entrepreneurs expect. Experts warn that shifting big jobs to the cloud still means business owners need to oversee a host of everyday IT operations around their own office. And...